Method duplicateNode

src/controller.cpp:1005–1033

}

void RcxController::duplicateNode(int nodeIdx) {
    if (nodeIdx < 0 || nodeIdx >= m_doc->tree.nodes.size()) return;
    const Node& src = m_doc->tree.nodes[nodeIdx];
    if (src.kind == NodeKind::Struct || src.kind == NodeKind::Array) return;

    int copySize   = src.byteSize();
    int copyOffset = src.offset + copySize;

    // Shift later siblings down to make room for the copy
    QVector<cmd::OffsetAdj> adjs;
    if (src.parentId != 0) {
        auto siblings = m_doc->tree.childrenOf(src.parentId);
        for (int si : siblings) {
            if (si == nodeIdx) continue;
            auto& sib = m_doc->tree.nodes[si];
            if (sib.offset >= copyOffset)
                adjs.append({sib.id, sib.offset, sib.offset + copySize});
        }
    }

    Node n;
    n.kind     = src.kind;
    n.name     = src.name + "_copy";
    n.parentId = src.parentId;
    n.offset   = copyOffset;
    n.id       = m_doc->tree.reserveId();

    m_doc->undoStack.push(new RcxCommand(this, cmd::Insert{n, adjs}));
}

void RcxController::showContextMenu(RcxEditor* editor, int line, int nodeIdx,
                                     int subLine, const QPoint& globalPos) {